Genetic analysis of maximum cigarette-use phenotypes.
D032721:Adult Children; D002874:Chromosome Mapping / Q000706:statistics & numerical data; D002884:Chromosomes, Human, Pair 15 / Q000235:genetics; D002886:Chromosomes, Human, Pair 17 / Q000235:genetics; D002890:Chromosomes, Human, Pair 20 / Q000235:genetics; D002896:Chromosomes, Human, Pair 6 / Q000235:genetics; D002898:Chromosomes, Human, Pair 8 / Q000235:genetics; D015331:Cohort Studies; D005260:Female; D008040:Genetic Linkage / Q000235:genetics; D006801:Humans; D016014:Linear Models; D008137:Longitudinal Studies; D008297:Male; D010641:Phenotype; D035781:Siblings; D012907:Smoking / Q000453:epidemiology* / Q000235:genetics*